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Finding the Fourth Proportional to 504,363.34, 696,000.47 and 274,915.58

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Solution

The fourth proportional to 504,363.34, 696,000.47 and 274,915.58 is: 379,372.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,363.34 : 696,000.47 = 274,915.58 : x
  2. Step 2: Convert to fraction form
    504,363.34/696,000.47 = 274,915.58/x
  3. Step 3: Cross multiply
    504,363.34x = 696,000.47 × 274,915.58
  4. Step 4: Simplify right side
    504,363.34x = 191,341,373,497.15
  5. Step 5: Solve for x
    x = 191,341,373,497.15/504,363.34
  6. Step 6: Final answer
    x = 379,372.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.